It became international (with more than 80 countries using it), after it was launched in China.
It can be used to stay in touch with friends through texts, video calls and voice chats.
This is possible because Instagram allows you to apply multiple filters to your photos and you can easily post them to other popular social networking sites, such as Facebook and Twitter. With the growing craze for online shopping, Twitter also makes it possible to promote your businesses and even shop directly through tweets. Number of active users per month: 320 million approximately Owned by the tech giant Alphabet (Google), this interest-based social networking platform enables you to stay in touch with people by sharing messages, photos, videos, useful links to sites and so on.
It also extends support for video conferencing through Hangouts and allows businesses to promote their brands and products through Google business pages.
And, Facebook was perhaps the first that surpassed the landmark of 1 billion user accounts.